25218240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:370

約数の個数: 112

約数和(自身を含む): 81137760

約数和(自身を除く): 55919520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 109, 120, 160, 192, 218, 240, 241, 320, 327, 436, 480, 482, 545, 654, 723, 872, 960, 964, 1090, 1205, 1308, 1446, 1635, 1744, 1928, 2180, 2410, 2616, 2892, 3270, 3488, 3615, 3856, 4360, 4820, 5232, 5784, 6540, 6976, 7230, 7712, 8720, 9640, 10464, 11568, 13080, 14460, 15424, 17440, 19280, 20928, 23136, 26160, 26269, 28920, 34880, 38560, 46272, 52320, 52538, 57840, 77120, 78807, 104640, 105076, 115680, 131345, 157614, 210152, 231360, 262690, 315228, 394035, 420304, 525380, 630456, 788070, 840608, 1050760, 1260912, 1576140, 1681216, 2101520, 2521824, 3152280, 4203040, 5043648, 6304560, 8406080, 12609120, 25218240]

約数ペア:

[(1, 25218240), (2, 12609120), (3, 8406080), (4, 6304560), (5, 5043648), (6, 4203040), (8, 3152280), (10, 2521824), (12, 2101520), (15, 1681216), (16, 1576140), (20, 1260912), (24, 1050760), (30, 840608), (32, 788070), (40, 630456), (48, 525380), (60, 420304), (64, 394035), (80, 315228), (96, 262690), (109, 231360), (120, 210152), (160, 157614), (192, 131345), (218, 115680), (240, 105076), (241, 104640), (320, 78807), (327, 77120), (436, 57840), (480, 52538), (482, 52320), (545, 46272), (654, 38560), (723, 34880), (872, 28920), (960, 26269), (964, 26160), (1090, 23136), (1205, 20928), (1308, 19280), (1446, 17440), (1635, 15424), (1744, 14460), (1928, 13080), (2180, 11568), (2410, 10464), (2616, 9640), (2892, 8720), (3270, 7712), (3488, 7230), (3615, 6976), (3856, 6540), (4360, 5784), (4820, 5232)]